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问题 单项选择题

某人突然发生贫血。全身皮肤黏膜出血，并且发热。经查血中有大量不成熟白细胞。诊为急性白血病。何化验有助确诊

A．血中有大量杆状核粒细胞
B．血中有大量晚幼红细胞
C．血中原始及早幼粒细胞数＞0.9
D．血中有大量晚幼粒细胞
E．血有大量网织红细胞

答案

参考答案：C

填空题

Part 4


Questions 26-45


·Read the following passage and decide which answer best fits each space.
·For questions 26-45, mark one letter A, B, C or D on the Answer Sheet.
Participation (26) high school sports is not a constitutional right. (27) , it is a privilege, paid for by taxpayers, open to students who promise to (28) certain conduct requirements on and off the field. One of these promises is to (29) from using drugs. Drug use is a serious problem among high school students. Studies show that as many as 500, 000 high school students use muscle-pumping, life-destroying substances such as steroids. Many more use illegal drugs, (30) cause discipline problems and (31) the stage for lifelong (32) .
Drug testing works to (33) and identify use. That is why drug testing is required to compete in the Olympics, the National Collegiate Athletic Association and the National Football League. (34) drug testing was instituted by these organizations, use of performance- (35) drugs has been greatly reduced. We should want (36) in schools.
Indeed, many athletes (37) testing programs, and no wonder. Without testing, athletes have to choose between drug use and a competitive disadvantage (38) the field.
Those who challenge the need for drug testing may be forgetting (39) it is like be an adolescent. Peer pressure is enormous, and one of the few effective counter-weights is the fear of being caught. More importantly, once drug use is (40) , a school can (41) to the student before he or she gets addicted or arrested.
For 25 years, public schools (42) by federal judges and civil libertarians, with results everyone can see. It is time (43) decisions on how to run public schools locally (44) officials. There is nothing unconstitutional about asking those who gain the advantages of school-sponsored athletics to contribute to the safety of other players, the integrity of the game and their own well-being. The Supreme Court should leave these programs (45) .

A．nothing more

B．nothing less

C．something less

D．something more
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多项选择题

根据《水利水电建设工程验收规程》SL223-2008的有关规定，下列叙述正确的是（）。

A.泵站每台机组投入运行前，应进行机组启动（阶段）验收

B.机组启动运行的主要试验程序和内容应按国家现行标准《泵站技术规范》SD204-86中的有关机组试运行要求进行

C.受水位或水量限制无法满足上述要求时，经过项目法人组织论证并提出专门报告报质量监督机构单位批准后，可适当降低机组启动运行负荷以及减少连续运行的时间

D.泵站机组带额定负荷连续运行时间为24h或7d内累计运行时间为48h，包括机组无故障停机次数不少于3次

E.泵站的机组启动验收均应由竣工验收单位或其委托单位主持
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